The Relay,thermal, cataloged under National Stock Number 5945-00-964-8651, is classified within Federal Supply Class 5945 (Relays and Solenoids) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5945-00-964-8651 |
| Primary Part Number | 271MR161P001REVD |
| Item Name | Relay,thermal |
| FSC / FSG | 5945 / 59 — Relays and Solenoids |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 PLUG-IN |
| Contact Arrangement | SINGLE POLE, SINGLE THROW, NORMALLY CLOSED |
| Overall Diameter | 0.250 INCHES NOMINAL IN |
| Contact Maximum Current Rating in Amps | 2.5 DC |
| Environmental Protection | DUSTPROOF |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M999-271MR161P001REVD | Networks Electronic Company, Llc (USA) |
| 271MR161P001REVD PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 271MR161P001REVD | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5945-00-964-8651 is a Relay,thermal, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5945, Relays and Solenoids. Status: active.
NSN 5945-00-964-8651 has 2 manufacturer part numbers on file: M999-271MR161P001REVD (Networks Electronic Company, Llc), 271MR161P001REVD (Raytheon Company Dba Raytheon Co).
Key specifications for 271MR161P001REVD: Mounting Facility Type and Quantity: 1 PLUG-IN; Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED; Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 0.920 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.